Tie ring



FIG. 1 is a front perspective view of a tie ring showing my new design, the broken line showing of environment is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is an enlarged top plan view, the opposite side being identical;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a side elevational view thereof. 

The design for the tie ring, as shown and described. 